Alert archive / Wyoming / High Wind Warnings in 2012

High Wind Warning 7, NWS Cheyenne, WY

January 22, 2012Albany County, Carbon County, Wyoming

NWS Cheyenne, WY issued this high wind warning at Jan 22, 2012, 10:03 PM MST for Albany County, Carbon County, Wyoming. It was in force for 4 hr. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jan 22, 2012, 10:03 PM MST (05:03 UTC)
Expired
Jan 23, 2012, 1:51 AM MST
In force
4 hr
Issued by
NWS Cheyenne, WY

Counties Albany County, WY, Carbon County, WY

The radar

The Cheyenne radar (KCYS), 140 km from the middle of the area, began a volume at 05:03 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jan 22, 11:25 PM MSTNON-TSTM WND GST 54Arlington, WYWINDS WERE SUSTAINED AT 42 MPH.
Jan 22, 11:27 PM MSTNON-TSTM WND GST 54Vedauwoo, WYWINDS WERE SUSTAINED AT 42 MPH.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Riverton, WY (KRIW), launched 00:00Z, 5.1 hours before the alert went out and 230 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Riverton, WY at 00:00Z on 2012-01-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Riverton, WY at 00:00Z on 2012-01-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 59 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2979 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
59 m²/s²
0-3 km storm-relative helicity
173 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

688 
WWUS75 KCYS 230503
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1003 PM MST SUN JAN 22 2012

...STRONG WINDS WILL CONTINUE THROUGH EARLY MONDAY MORNING IN THE
ARLINGTON AREA...

.A LARGE DIFFERENCE IN HIGH PRESSURE WILL CONTINUE ACROSS SOUTH
CENTRAL WYOMING THROUGH THIS EVENING. THAT WILL RESULT IN STRONG
WINDS IN THE ARLINGTON AREA THROUGH THE EARLY MORNING HOURS...WITH
GUSTS AS HIGH AS 60 MPH.

WYZ110-230900-
/O.EXP.KCYS.HW.W.0006.000000T0000Z-120123T0500Z/
/O.NEW.KCYS.HW.W.0007.120123T0503Z-120123T0900Z/
NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN
1003 PM MST SUN JAN 22 2012

...HIGH WIND WARNING IS NOW IN EFFECT UNTIL 2 AM MST MONDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A HIGH WIND
WARNING...WHICH IS NOW IN EFFECT UNTIL 2 AM MST MONDAY. 

* TIMING...UNTIL 2 AM.

* WINDS...WEST OR SOUTHWEST 35 TO 45 MPH WITH GUSTS TO 60 MPH.

* IMPACTS...THE STRONG WINDS WILL CREATE HAZARDOUS TRAVEL 
  CONDITIONS FOR THOSE WITH LIGHT WEIGHT OR HIGH PROFILE 
  VEHICLES ON INTERSTATE 80 BETWEEN LARAMIE AND RAWLINS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$

WEILAND
1 follow-up statement
462 
WWUS75 KCYS 230851
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
151 AM MST MON JAN 23 2012

...WINDS EXPECTED TO SLOWLY DECREASE OVERNIGHT...

.THE SURFACE AND LOW LEVEL PRESSURE GRADIENTS WILL CONTINUE TO 
GRADUALLY WEAKEN THE REST OF THE NIGHT.

WYZ110-231000-
/O.CAN.KCYS.HW.W.0007.000000T0000Z-120123T0900Z/
NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN
151 AM MST MON JAN 23 2012

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE HIGH
WIND WARNING. 

WINDS ARE EXPECTED TO GRADUALLY DECREASE THE REST OF THE NIGHT.

$$

RUBIN

The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 22, 5:44 PM MSTHigh Wind WarningCYSAlbany, Carbon4 hr

Nearby

High Wind Warnings in Wyoming, 2012Every high wind warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.